Zbigniew Jędrzejewski-Szmek
1b2733b412
Optionally, accept protocols that don't have a known name. Avoid any allocations in the common case. Return more granular error codes: -ERANGE for negative values, -EOPNOTSUPP if the protocol is a valid number, but we don't know the protocol, and -EINVAL only if it's not a numerical string.
15 lines
432 B
C
15 lines
432 B
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include <stdbool.h>
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const char *ip_protocol_to_name(int id);
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int ip_protocol_from_name(const char *name);
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int parse_ip_protocol_full(const char *s, bool relaxed);
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static inline int parse_ip_protocol(const char *s) {
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return parse_ip_protocol_full(s, false);
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}
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const char *ip_protocol_to_tcp_udp(int id);
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int ip_protocol_from_tcp_udp(const char *ip_protocol);
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